产品内部组织材料(EPS聚苯乙烯颗粒)具有良好的隔音性能和吸音等功能。
The internal organization of materials, products (EPS polystyrene particles) has a good sound insulation and sound absorption capabilities.
在近场区域，密度大的玻璃微珠对气相湍流度的增强作用高于密度小的聚苯乙烯颗粒；
In the near-fields, the gas-phase turbulence intensities are augmented more by glass particles with larger density than polyethylene particles with smaller density.
但聚苯乙烯，作为可装任何酒的最轻、最安全的包装材料，却很难回收，并且往往会分解出一些粘状的白色小颗粒。
But polystyrene, the lightest and safest packaging material for any wine in the hold, is horribly difficult to recycle, and has a tendency to shed clingy white particles.
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